{
	"type":"object",
	"required":true,
	"properties": {
		"command": {
			"type": "string",
			"required": true,
			"enum": [ "inputsource" ]
		},
		"tan": {
			"type": "integer"
		},
		"subcommand": {
			"type": "string",
			"required": true,
			"enum": [ "discover", "getProperties" ]
		},
		"sourceType": {
			"type": "string",
			"required": true
		},
		"params": {
			"type": "object",
			"required": false
		}
	},
	"additionalProperties": false
}
